Alien's of Star TrekThese pages are dedicated to the long list of life-forms from Star
Trek TOS, TNG, DS9, and VGR.
There might be a day when I expand to Enterprise but today is not that
day.
Alien's List L

L-S VI life-form

Entity discovered on planet L-S VI by Dr. Mora Pol.

"The Alternate" (DS9)

lapling

An endangered species, the last of which was found in the possession
of Kivas Fajo

"The Most Toys" (TNG)

lavaflies

Insect life-form indigenous to the marshlands of Rinax

"Macrocosm" (VGR)

LB10445

Single-celled life-form native to Devidia II

"Time's Arrow, Part I" (TNG)

leaf miners

Grapevine parasites

"All Good Things..." (TNG)

Legarans

Culture with whom Ambassador Sarek labored 93 years to establish a
critical treaty; they live in a mudbath-like environment

"Sarek" (TNG)

lemur

Small arboreal primate that Data thought Picart might de-evolve into

"Genesis" (TNG)

Lenarians

People who don't like the Federation

"Tapestry" (TNG)

Lethean

Humanoid species

"The Sword of Kahless" (DS9)

Leyrons

Inhabitants of the planet Malkus IX. The Leyrons use gestures for non-verbal
communication